Home / 460,290.15-635,155.02-256,360.11

Finding the Fourth Proportional to 460,290.15, 635,155.02 and 256,360.11

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Solution

The fourth proportional to 460,290.15, 635,155.02 and 256,360.11 is: 353,751.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,290.15 : 635,155.02 = 256,360.11 : x
  2. Step 2: Convert to fraction form
    460,290.15/635,155.02 = 256,360.11/x
  3. Step 3: Cross multiply
    460,290.15x = 635,155.02 × 256,360.11
  4. Step 4: Simplify right side
    460,290.15x = 162,828,410,794.25
  5. Step 5: Solve for x
    x = 162,828,410,794.25/460,290.15
  6. Step 6: Final answer
    x = 353,751.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.